fat pants 

any pair of pants, where the wearer can feel comfortable and without worry about how they looked, only that they are the most comfortable pants ever.
fat pants may be: old, a size too large, or stretched from excessive use.

Before the movie started, all the girls prepared for girls' night by making popcorn, getting out ice cream, and putting on fat pants.

fat pants by sd489 December 27, 2005

fat pants 

Stretchy-elastic-waisted pants that women resort to wearing when they can't get their jeans zipped. They are often the result of holiday eating, are dark in color, and usually worn from November 30 through January 10.

"Hi Kathy, I haven't seen you wear those pants before"

"Yea, I put on a few pounds and everything else is too tight so I am wearing my fat pants"

fat pants by bingo-lingo November 30, 2009

fat pants 

pants which must be purchased because the wearer has gained so much weight

I have to go buy some fat pants today because I gained so much weight at the company's free luncheons, that my old ones are too small. What's that about?

fat pants by wsfc May 13, 2005

fat pants 

worn by mad shuffling ravers... usually bright, loud colours, shapes, patterns etc....almost cut like low rider flares. large and hidden pockets for your stash....

dude! did you see that guys fat pants??
they look fukin hot!!

fat pants by head bopper..... December 29, 2005

fat pants 

For a fat bitch who cant fit in real pants.

damn i can't fit in these jeans....better chuck on my fat pants

fat pants by Kripdick July 6, 2014

Fat Man Pants

Fat Man Pants are an informal variety of trousers intended for comfort or athletic purposes. Often worn by students in college from mainly American branded shops.

John: I'm sick of these jeans, might lash on the old fat man pants later.
Buckley: Ah good idea John. My mother packed my bag so I don't have fat man pants with me.

Fat Man Pants by Surfingarbo June 10, 2010

Clown Pants Fat 

Having a disproportionately fat ass, thighs, and upper pussy area to the point of being comical, resembling clown pants; extremely bottom-heavy; having enough fat to fill a pair of clown pants.

Guy 1: I heard Steve's new girl is pretty thick. Would you hit it?
Guy 2: Nah, man. She's clown pants fat. I couldn't fit it in if I tried! And that's assuming I don't throw up first.

Clown Pants Fat by RawBZA October 21, 2010